– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 pm Thu 05 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Thu 05 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Thu 05 Feb Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 33mm), heaviest during Sat afternoon. Very mild (max 17°C on Thu afternoon, min 4°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 7mm), mostly falling on Mon morning. Mild temperatures (max 7°C on Tue morning, min 2°C on Mon night). Wind will be generally light. | ||||||||||||||||
Thu 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  |  |  | |  |  | | | | | | |
some clouds | clear | some clouds | clear | some clouds | mod. rain | heavy rain | rain shwrs | cloudy | some clouds | light rain | light rain | light rain | rain shwrs | cloudy | some clouds | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | 10 | 15 | 9 | — | — | 1.8 | 4 | 0.9 | 0.1 | — | — | — | |
max °C | 17 | 12 | 14 | 12 | 9 | 8 | 7 | 7 | 7 | 6 | 4 | 4 | 4 | 3 | 7 | 7 | 5 |
min °C | 13 | 10 | 13 | 10 | 8 | 7 | 6 | 4 | 5 | 3 | 3 | 4 | 3 | 2 | 6 | 5 | 2 |
13 | 10 | 13 | 9 | 6 | 4 | 3 | 4 | 5 | 3 | 3 | 3 | 1 | 0 | 5 | 5 | 2 | |
3700 | 3150 | 2750 | 2600 | 2250 | 1850 | 1850 | 1400 | 1400 | 1350 | 1050 | 1050 | 1100 | 1100 | 1500 | 1500 | 1500 | |
Cloud base (m) | 8650 | 7800 | 5850 | 3700 | 1500 | 600 | 800 | 6750 | 5450 | 750 | 600 | 600 | 600 | 2150 | 2050 | 2400 | |
 | — | — | 7:30 | — | — | 7:28 | — | — | 7:26 | — | — | 7:24 | — | — | 7:22 | — | — |
 | 5:12 | — | — | 5:14 | — | — | 5:15 | — | — | 5:16 | — | — | 5:19 | — | — | 5:21 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 33mm), heaviest during Sat afternoon. Very mild (max 17°C on Thu afternoon, min 4°C on Sat night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 7mm), mostly falling on Mon morning. Mild temperatures (max 7°C on Tue morning, min 2°C on Mon night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.